Gostanza appears in ’s fifth tale (V, 2). She is a beautiful young noblewoman whose parents won’t allow her to marry because he is poor. When she believes that he has drowned, she casts herself on the mercy of the waves and is eventually reunited with Martuccio in Tunisia, thanks to the help of and the . She and Martuccio become happy lovers when they’re reunited, enriched by the of , and married.